Effect of Helicobacter pylori infection on gastric epithelial proliferation in progression from normal mucosa to gastric carcinoma

Table 1 The demographic profile and H. pylori status in 161 subjects

Study groups	No. of patients	Femal/male	Average ages (yrs)	No. of Hp positive	No. of Hp negative
Normal gastric mucosa	11	2/9	44.5	0	11
Superficial gastritis	32	10/22	43.6	16	16
Atrophic gastritis
Mild	32	11/21	42.1	16	16
Moderate	26	11/15	51.0	15	11
Severe	25	8/17	56.1	10	15
Dysplasia	25	7/18	53.2	13	12
Gastric Carcinoma	10	3/7	66.2	5	5